Chess Puzzle #fI08b — Expert, White to move, endgame

Position

White: king c5; pawns b5/c6/e4. Black: king c7; knight f3; pawns e5/h5. Black is ahead by 2 points of material. White to move.

Solution (6 moves)

1. Opponent setup: h4 — pawn h5→h4. Now White to move.
2. Best move: b6+ — pawn b5→b6, gives check. Opponent replies Kd8 (king c7→d8).
3. Best move: Kd6 — king c5→d6. Opponent replies Nd4 (knight f3→d4).
4. Best move: c7+ — pawn c6→c7, gives check. Opponent replies Kc8 (king d8→c8).
5. Best move: b7+ — pawn b6→b7, gives check. Opponent replies Kxb7 (king c8→b7, captures pawn).
6. Best move: Kd7 — king d6→d7. Opponent replies Kb6 (king b7→b6).
7. Best move: c8=Q — pawn c7→c8, promotes to queen.

Tactical themes

advanced pawn, crushing, endgame, exposed king, knight endgame, promotion, very long. The key move is b6+.

Position data

FEN: 8/2k5/2P5/1PK1p2p/4P3/5n2/8/8 b - - 2 48

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